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Gary G. Bennett is a professor of psychology, global health and medicine at Duke University. He directs the Duke Global Digital Health Science Center and the Duke Obesity Prevention Program.

Dr. Bennett’s research program designs, tests, and disseminates digital health obesity treatments for medically vulnerable populations. Much of his work is conducted in the primary care setting, particularly community health centers. Dr. Bennett developed the interactive obesity treatment approach (iOTA), which is currently being evaluated in several trials, both domestically and abroad. He has published over 100 papers on the social determinants of obesity and the effectiveness of intervention strategies in high risk populations.

Dr. Bennett is committed to the dissemination of evidence-based intervention approaches. He co-founded Crimson Health Solutions, which developed evidence-based behavior change interventions for the disease management sector; Health Dialog acquired Crimson in 2007.

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Prior to joining Duke in 2009, Dr. Bennett served on the faculties of the Harvard School of Public Health and the Dana-Farber Cancer Institute. Dr. Bennett earned his BA at Morehouse College and his PhD in clinical health psychology at Duke University, prior to completing postdoctoral studies in social epidemiology at the Harvard School of Public Health.